Citizen H144 User manual

To determine the movement number

Your watch features a case number engraved on the

case back (refer to figure to the right).

The first four characters of the case number

represent the movement caliber number of the

watch.

In the example on the right, “1234” is the movement

number.

Thank you for your purchase of this Citizen watch.

Before using the watch, read this instruction manual carefully to ensure

correct use.

After reading, be sure to store this manual in a safe place should it be

needed for future reference.

✳The case has different features depending on the model.

Details of the case features are not contained in this manual, see

“http://www.citizenwatch.jp/support/default.htm”.

Engraving position example

The engraving position may differ

depending on watch model.

This manual may contain certain safety advisories. Your watch should be used in

accordance with these advisories at all times to ensure optimal enjoyment of your

watch and to prevent injury to yourself, other persons and/or damage to property.

■ Safety advisories are categorized and depicted in this manual as follows:

Highly likely to cause death or serious injury

May cause serious injury or death

May or will cause minor or moderate injury or damage

■ Important instructions are categorized and depicted in this manual as follows:

Warning (caution) symbol followed by instructions that should

be followed and/or precautions that should be observed.

Warning (caution) symbol followed by prohibited use and/or

operation advisory.

Safety precautions

Before using the watch

The followings must be done before using the watch:

●Checking the power reserve Page 8

Check the charge level of the watch.

●Checking the time signal reception Page 9

Check the result of the time signal reception.

●Setting the city Page 10

Select the city for which you want to indicate the time and date.

Before using the watch...............3

Component identification...........6

Checking the power reserve........8

Checking the time signal

reception ................................9

Setting the city ........................10

Notes on the time signal

reception ..............................14

On-demand reception—manual

signal reception activation.....22

During the Daylight Saving Time

season...................................24

Recharging your watch.............30

Adjusting the time/calender

manually...............................34

Table of contents

Checking and correcting the current

reference (0) position............. 38

Troubleshooting.......................42

Solar-powered watch handling

precautions...........................48

Water resistance ......................52

Precautions and

usage limitations...................55

Maintenance............................60

Information .............................61

Specifications...........................62

Hour hand

Daylight saving time

indication (ON/OFF)

Second hand

Signal reception

indication (OK/RX/NO)

Upper right

button (B)

Crown

Minute hand

Lower right

button (A)

Date indicator

City indication

Component identification

The illustrations in this instruction manual may differ from the actual

appearance of your watch.

How to use the screw down crown and screw down push button

Some models feature a screw down crown and/or screw down push button.

Locking the crown and/or button prevents accidental operation. These must be

unlocked prior to using certain features of your watch such as setting the time or date.

Unlock Lock

Screw down

crown

Rotate the crown

counterclockwise until

it releases from the case.

Push the crown in to

the case. With gentle

pressure towards the

case, rotate the crown

clockwise to secure it

to the case. Be sure to

tighten firmly.

Screw down

push button

Rotate the locking screw

counterclockwise, and

loosen until it stops.

Rotate the locking screw

clockwise, and tighten

firmly.

Some models feature a recessed button.

Press the button with a narrow-tipped object such as a wooden toothpick.

Checking the power reserve

1. Ensure that the crown is in position .

2. Press and release the lower right button A.

• When the charge of the

watch is low, the second

hand rotates a quarter

counterclockwise.

You need to charge the

watch. See page 30.

3. Press and release the lower

right button A.

The watch will resume normal

operation.

• The watch will resume normal operation

automatically after 10 seconds even without pressing

the button.





Crown position

The second hand indicates “OK” or “NO” at the end of this procedure to show the

reception result of the time signal.

Checking the time signal reception

1. Ensure that the crown is in position .

2. Press and release the lower

right button A.

The second hand moves and

indicates the reception result.

OK Reception has succeeded.

NO Reception has failed.

When reception has failed, see

page 22.

3. Press and release the lower right button A.

The watch will resume normal operation.

• The watch will resume normal operation

automatically after 10 seconds even without pressing

the button.





Crown position

When reception has

been successful

Select the city for which you want to indicate the time and

date.

1. Pull the crown out to position .

The second hand moves to indicate the currently

selected city.

2. Rotate the crown to select the city for which you

want to indicate the time and date.

•

For details of the selection of cities, see pages 11 to 13.

• Each time you select a city, the time and date of the

city you have selected will be indicated.

3. Pull the crown out to position .

The second hand rotates to indicate the current

Daylight Saving Time (SMT) setting.

• You can change the setting by rotating the crown. For

details, see pages 24 to 29.

4. Push the crown in to position .

The watch resumes normal operation. (The current

time is indicated.)

Setting the city

When “New York” (49

seconds position) is

selected





Crown position

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